CN115295262A - Anti-vulcanization thick film sheet type fixed resistor and use method thereof - Google Patents
Anti-vulcanization thick film sheet type fixed resistor and use method thereof Download PDFInfo
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- CN115295262A CN115295262A CN202210825397.2A CN202210825397A CN115295262A CN 115295262 A CN115295262 A CN 115295262A CN 202210825397 A CN202210825397 A CN 202210825397A CN 115295262 A CN115295262 A CN 115295262A
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000004073 vulcanization Methods 0.000 title abstract description 15
- 239000011324 bead Substances 0.000 claims description 47
- 230000017525 heat dissipation Effects 0.000 claims description 46
- 239000011521 glass Substances 0.000 claims description 38
- 239000000919 ceramic Substances 0.000 claims description 24
- 238000007789 sealing Methods 0.000 claims description 24
- 239000000758 substrate Substances 0.000 claims description 24
- 238000000926 separation method Methods 0.000 claims description 20
- 238000005987 sulfurization reaction Methods 0.000 claims description 17
- 230000005855 radiation Effects 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 238000012790 confirmation Methods 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 3
- 238000009825 accumulation Methods 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 7
- 238000001816 cooling Methods 0.000 description 7
- 229910052717 sulfur Inorganic materials 0.000 description 7
- 239000011593 sulfur Substances 0.000 description 7
- 239000000779 smoke Substances 0.000 description 6
- 230000002035 prolonged effect Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/003—Thick film resistors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/02—Housing; Enclosing; Embedding; Filling the housing or enclosure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/08—Cooling, heating or ventilating arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/08—Cooling, heating or ventilating arrangements
- H01C1/084—Cooling, heating or ventilating arrangements using self-cooling, e.g. fins, heat sinks
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Details Of Resistors (AREA)
Abstract
The invention discloses an anti-vulcanization thick film type fixed resistor and a using method thereof, relates to the relevant field of thick film type fixed resistors, and aims to solve the problem that the existing thick film type fixed resistor is easy to cause the phenomenon of internal heat accumulation when the existing thick film type fixed resistor is subjected to anti-vulcanization operation in the prior art.
Description
Technical Field
The invention relates to the related field of thick film sheet type fixed resistors, in particular to an anti-vulcanization thick film sheet type fixed resistor and a use method thereof.
Background
The resistance value of the fixed resistor is fixed and constant, and the resistance value is the nominal resistance value. Due to the wide application, the fixed resistor has a variety of product types, and is generally classified according to the composition material and the structural form. The different types of fixed resistors have the characteristics of common resistance performance and different characteristics, the diaphragm type fixed resistor is one of the fixed resistors, and among the various types of the diaphragm type fixed resistors, the thick film type fixed resistor is a relatively common diaphragm type fixed resistor.
For example, chinese granted patent publication No. CN216161535U (a sulfuration-resistant sheet-type thick film fixed resistor): the protective shell comprises a resistor body and a protective shell, the protective shell comprises a first sliding block and a second sliding block, pins are symmetrically and fixedly connected to the end face of the bottom of the resistor body, first grooves are formed in the opposite end faces of the first sliding block and the second sliding block, the resistor body is installed inside the protective shell, and first channels are symmetrically formed in the side wall of one end, facing the second sliding block, of the first sliding block;
although the prior art has the advantage of avoiding the phenomenon that sulfuration gas in the air causes the resistor to lose efficacy when the fixed resistor is used, the fixed resistor is sealed through a drawing type connecting structure, but the heat radiation performance of the whole fixed resistor is greatly influenced by a closed structure, so that the phenomenon that the internal heat of the fixed resistor is accumulated is easily caused, the service life of the whole fixed resistor is further influenced, and therefore the market urgently needs to develop an anti-sulfuration thick film type fixed resistor to help people to solve the existing problems.
Disclosure of Invention
The present invention aims to provide an anti-sulfuration thick film chip type fixed resistor, which solves the problem that the prior thick film chip type fixed resistor is easy to generate internal heat accumulation when the anti-sulfuration operation is carried out.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an anti-vulcanization thick film piece formula fixed resistor, includes the ceramic substrate, the upper end of ceramic substrate is provided with the resistive element, the resistive element sets up to fixed connection with the ceramic substrate, the both sides of resistive element all are provided with the face electrode, face electrode and resistive element set up to fixed connection, the upper end of resistive element is provided with first glass board, first glass board sets up to trapezoidal platelike, the upper end of first glass board is provided with the second glass board, the second glass board sets up to the laminating with first glass board, the second glass board sets up to fixed connection with first glass board, the upper end of second glass board is provided with the heat dissipation apron, the heat dissipation apron sets up to rectangular plate form, the both sides of heat dissipation apron all are provided with sealed parting bead, sealed parting bead sets up to rectangular strip, two sealed parting bead is the symmetry form and arranges, sealed parting bead sets up to fixed connection with the heat dissipation apron.
Preferably, the heat dissipation cover plate is provided with a plurality of heat dissipation through holes, the heat dissipation through holes are round, the depth of each heat dissipation through hole is consistent with the thickness of the heat dissipation cover plate, the lower end of the ceramic substrate is provided with two back electrodes, the back electrodes are rectangular plates, and the back electrodes are fixedly connected with the ceramic substrate.
Preferably, the sealing division bar comprises a first protection division bar, the first protection division bar is arranged to be a rectangular bar, the first protection division bar is provided with a plurality of protection division bars, the first protection division bar is provided with a second protection division bar, the second protection division bar is arranged to be a rectangular bar, the second protection division bar is provided with a plurality of protection division bars, the second protection division bar and the first protection division bar are in staggered lap joint fixation, the connection cross section of the first protection division bar and the second protection division bar is provided with grid separation blades, the grid separation blades are arranged to be rectangular sheets, the grid separation blades are respectively arranged to be fixed connection with the first protection division bar and the second protection division bar, the grid separation blades are provided with fixing rings, the fixing rings are provided with a plurality of protection division bars, the fixing rings are arranged to be circular, the fixing rings and the grid separation blades are arranged to be fixed connection, filter plates are arranged inside the fixing rings, the number of the filter plates is consistent with the number of the fixing rings, and the filter plates and the fixing rings are arranged to be fixed connection.
Preferably, the lower extreme of back electrode is provided with the end electrode, the end electrode is provided with two, the end electrode sets up to fixed connection with the back electrode, the outside of end electrode is provided with intermediate electrode, intermediate electrode is provided with two, intermediate electrode sets up to fixed connection with the end electrode, the outside of intermediate electrode is provided with external electrode, external electrode is provided with two, external electrode sets up to fixed connection with intermediate electrode.
Preferably, the lower terminal surface of the ceramic substrate is provided with a connecting sheet, the connecting sheet is arranged in a rectangular sheet shape, the connecting sheet and the external electrode are fixedly connected, the connecting sheet is provided with a plurality of cooling fans, and the cooling fans are connected with the connecting sheet through bolts.
Preferably, the front end and the rear end of the radiating cover plate are respectively provided with a side baffle, the side baffles are arranged in a rectangular plate shape, the side baffles and the radiating cover plate are fixedly connected, one side of each side baffle is provided with a rotating block, the rotating blocks are arranged in a rectangular block shape, the rotating blocks and the sealing parting strips are fixedly connected, a connecting rod is arranged in each rotating block, the connecting rod is arranged in a round rod shape, and the connecting rod and the rotating blocks are fixedly connected.
Preferably, the rotating block is provided with a clamping strip, the connecting rod is provided with a fixing sheet, and the fixing sheet is provided with a fixing rod.
Preferably, a back baffle is arranged on the outer side of the fixing rod, a clamping groove is formed in the upper end face of the back baffle, and an adjusting groove is formed in the back baffle.
A method for using an anti-sulfuration thick film chip type fixed resistor comprises the following steps:
the method comprises the following steps: a user can fix the external electrode on the circuit board through welding operation, and pulls the fixing piece to enable the fixing rod to move in the adjusting groove, so that the clamping strip can be separated from the clamping groove, and after the completion of separation is confirmed, the heat dissipation cover plate is rotated, so that the heat dissipation cover plate after the rotation can be attached to the second glass plate;
step two: after the rotation is finished, confirming that the sealing parting strip is positioned between the second glass plate and the external electrode, and after the sealing is confirmed, realizing the sealing protection of the thick film sheet type fixed resistor through the sealing parting strip, simultaneously starting the cooling fan according to the heating efficiency of the fixed resistor, and realizing the cooling efficiency of the fixed resistor through a plurality of cooling fans;
step three: after the operation is confirmed, the use of the anti-vulcanization thick film chip type fixed resistor can be realized by passing current through the ceramic substrate.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the arrangement of the first protection parting bead, the second protection parting bead and the filter plate, when a user uses the anti-vulcanization thick film type fixed resistor, the user can realize the separation of sulfur smoke through the first protection parting bead and the second protection parting bead which are arranged in a cross way, so that the possibility that the sulfur smoke enters the joint of the resistor body and the surface electrode is reduced, meanwhile, the isolation of the sulfur smoke can be further realized through the arrangement of a plurality of filter plates, the problem that the fixed resistor is easy to generate internal heat accumulation phenomenon when the existing thick film type fixed resistor is subjected to anti-vulcanization operation is solved, and the use pressure of the user can be greatly relieved;
2. according to the anti-vulcanization thick film chip type fixed resistor, the heat dissipation cover plate, the heat dissipation through holes and the heat dissipation fans are arranged, so that a user can mutually match the heat dissipation cover plate with the heat dissipation through holes to enable the whole fixed resistor to dissipate heat from the top, and meanwhile, the heat dissipation fans are arranged to enable the fixed resistor to dissipate heat from the bottom through the heat dissipation fans in the using process, so that the heat dissipation performance of the whole thick film chip type fixed resistor can be further improved, and the service life of the whole thick film chip type fixed resistor can be greatly prolonged;
3. according to the anti-vulcanization thick film sheet type fixed resistor, the adjusting groove, the clamping groove and the clamping strip are arranged, so that a user can pull the fixing sheet to enable the fixing rod to move in the adjusting groove in the process of using the anti-vulcanization thick film sheet type fixed resistor, the clamping strip can be separated from the clamping groove to achieve rapid rotation of the radiating cover plate, meanwhile, automatic locking of the radiating cover plate can be further improved through the clamping groove and the clamping strip which are attached to each other, and the use applicability of the whole thick film sheet type fixed resistor can be further improved to a certain extent.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic bottom view of the present invention;
FIG. 3 is a partial cross-sectional structural view of the outer electrode of the present invention;
FIG. 4 is a schematic view of a partial cross-sectional structure of a heat-dissipating cover plate according to the present invention;
fig. 5 is a schematic view of the internal structure of the sealing division bar of the present invention.
In the figure: 1. a ceramic substrate; 2. connecting sheets; 3. a heat radiation fan; 4. a resistor body; 5. a face electrode; 6. a first glass plate; 7. a second glass plate; 8. an external electrode; 9. an intermediate electrode; 10. a terminal electrode; 11. a back electrode; 12. a heat dissipation cover plate; 13. heat dissipation through holes; 14. sealing the parting strips; 15. a first protective division bar; 16. a second protective division bar; 17. a grid block sheet; 18. a fixing ring; 19. a filter plate; 20. a side dam; 21. rotating the block; 22. a connecting rod; 23. clamping the strip; 24. a fixing sheet; 25. a fixing rod; 26. a back baffle; 27. an adjustment groove; 28. an engaging groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, an embodiment of the present invention is shown: the utility model provides an anti-vulcanization thick film chip formula fixed resistor, including ceramic substrate 1, the upper end of ceramic substrate 1 is provided with resistive element 4, resistive element 4 sets up to fixed connection with ceramic substrate 1, the both sides of resistive element 4 all are provided with face electrode 5, face electrode 5 sets up to fixed connection with resistive element 4, the upper end of resistive element 4 is provided with first glass board 6, first glass board 6 sets up to trapezoidal plate form, the upper end of first glass board 6 is provided with second glass board 7, second glass board 7 sets up to the laminating with first glass board 6, second glass board 7 sets up to fixed connection with first glass board 6, the upper end of second glass board 7 is provided with heat dissipation cover plate 12, heat dissipation cover plate 12 sets up to rectangular plate form, heat dissipation cover plate 12's both sides all are provided with sealed parting bead 14, sealed parting bead 14 sets up to rectangular strip, two sealed parting bead 14 are the symmetry form and arrange, sealed parting bead 14 sets up to fixed connection with heat dissipation cover plate 12.
Further, a plurality of heat dissipation through holes 13 are formed in the heat dissipation cover plate 12, the heat dissipation through holes 13 are arranged in a circular hole shape, the depth of each heat dissipation through hole 13 is consistent with the thickness of the heat dissipation cover plate 12, the lower end of the ceramic substrate 1 is provided with two back electrodes 11, the back electrodes 11 are arranged in a rectangular plate shape, and the back electrodes 11 are fixedly connected with the ceramic substrate 1.
Further, sealing parting bead 14 includes first protection parting bead 15, first protection parting bead 15 sets up to the rectangle strip, first protection parting bead 15 is provided with a plurality ofly, be provided with second protection parting bead 16 on the first protection parting bead 15, second protection parting bead 16 sets up to the rectangle strip, second protection parting bead 16 is provided with a plurality ofly, second protection parting bead 16 is the staggered overlap joint with first protection parting bead 15 and fixes, first protection parting bead 15 all is provided with check separation blade 17 with the junction intersection of second protection parting bead 16, check separation blade 17 sets up to the rectangle slice, check separation blade 17 sets up to fixed connection with first protection parting bead 15 and second protection parting bead 16 respectively, be provided with solid fixed ring 18 on check separation blade 17, gu fixed ring 18 is provided with a plurality ofly, gu fixed ring 18 sets up to the ring form, gu fixed ring 18 sets up to fixed connection with check separation blade 17, gu fixed ring 18's inside is provided with filter 19, the quantity of filter 19 sets up to unanimously with solid fixed ring 18, filter 19 sets up to fixed ring 18 with gu fixed ring 18.
Further, back electrode 11's lower extreme is provided with end electrode 10, and end electrode 10 is provided with two, and end electrode 10 sets up to fixed connection with back electrode 11, and the outside of end electrode 10 is provided with intermediate electrode 9, and intermediate electrode 9 is provided with two, and intermediate electrode 9 sets up to fixed connection with end electrode 10, and the outside of intermediate electrode 9 is provided with external electrode 8, and external electrode 8 is provided with two, and external electrode 8 sets up to fixed connection with intermediate electrode 9.
Further, the lower end face of the ceramic substrate 1 is provided with a connecting sheet 2, the connecting sheet 2 is arranged in a rectangular sheet shape, the connecting sheet 2 and the external electrode 8 are fixedly connected, the connecting sheet 2 is provided with a plurality of cooling fans 3, and the cooling fans 3 are connected with the connecting sheet 2 through bolts.
Further, the front end and the rear end of the heat dissipation cover plate 12 are provided with side baffles 20, the side baffles 20 are arranged in a rectangular plate shape, the side baffles 20 and the heat dissipation cover plate 12 are fixedly connected, one side of each side baffle 20 is provided with a rotating block 21, the rotating block 21 is arranged in a rectangular block shape, the rotating block 21 and the sealing partition strip 14 are fixedly connected, a connecting rod 22 is arranged inside the rotating block 21, the connecting rod 22 is arranged in a round rod shape, and the connecting rod 22 and the rotating block 21 are fixedly connected.
Further, the rotating block 21 is provided with two clamping strips 23, the clamping strips 23 are arranged in a rectangular strip shape, the clamping strips 23 and the rotating block 21 are integrally arranged, the connecting rod 22 is provided with two fixing pieces 24, the fixing pieces 24 and the connecting rod 22 are rotatably connected, the fixing piece 24 is provided with a fixing rod 25, and the fixing rod 25 and the fixing piece 24 are fixedly connected.
Further, a back baffle 26 is arranged on the outer side of the fixing rod 25, the back baffle 26 is arranged to be rectangular block-shaped, the back baffle 26 and the external electrode 8 are fixedly connected, a clamping groove 28 is formed in the upper end face of the back baffle 26, the clamping groove 28 is arranged to be rectangular groove-shaped, the clamping groove 28 and the clamping strip 23 are arranged to be attached, an adjusting groove 27 is formed in the back baffle 26, and the adjusting groove 27 and the fixing rod 25 are arranged to be in sliding connection.
A method for using an anti-vulcanization thick film chip type fixed resistor comprises the following steps:
the method comprises the following steps: a user can fix the external electrode 8 on the circuit board through a welding operation, and pull the fixing piece 24, so that the fixing rod 25 can move inside the adjusting groove 27, so that the clamping strip 23 can be separated from the clamping groove 28, and after the completion of separation is confirmed, the heat-radiating cover plate 12 is rotated, so that the heat-radiating cover plate 12 after the rotation can be attached to the second glass plate 7;
step two: after the rotation is finished, the sealing parting strip 14 is confirmed to be positioned between the second glass plate 7 and the external electrode 8, after the sealing is confirmed, the sealing protection of the thick film sheet type fixed resistor can be realized through the sealing parting strip 14, meanwhile, the heat radiation fan 3 is started according to the heating efficiency of the fixed resistor, and the heat radiation efficiency of the fixed resistor is realized through the plurality of heat radiation fans 3;
step three: after the completion of the confirmation operation, the use of the sulfuration resistant thick film chip type fixed resistor can be realized by passing a current through the ceramic substrate 1.
The working principle is as follows: when in use, a user can fix the external electrode 8 on the circuit board through welding operation, pull the fixing piece 24 to enable the fixing rod 25 to move in the adjusting groove 27, so that the clamping strip 23 can be separated from the clamping groove 28, after the completion of separation is confirmed, rotate the heat radiating cover plate 12 to enable the heat radiating cover plate 12 after the completion of rotation to be attached to the second glass plate 7, after the completion of rotation, confirm that the sealing spacer strip 14 is positioned between the second glass plate 7 and the external electrode 8, after the completion of sealing is confirmed, the sealing protection of the thick film sheet type fixed resistor can be realized through the sealing spacer strip 14, simultaneously, the heat radiating fan 3 is started according to the heating efficiency of the fixed resistor, the heat radiating efficiency of the fixed resistor is realized through the plurality of heat radiating fans 3, after the completion of confirmation operation, the use of the anti-vulcanization thick film sheet type fixed resistor can be realized through the ceramic substrate 1 by enabling current, in the process of using the thick film chip type fixed resistor, a user can separate sulfur smoke through the first protective parting strips 15 and the second protective parting strips 16 which are arranged in a cross way, so that the possibility that the sulfur smoke enters the joint of the resistor 4 and the surface electrode 5 is reduced, meanwhile, the sulfur smoke can be further isolated through the arrangement of a plurality of filter plates 19, the problem that the fixed resistor is easy to generate internal heat accumulation phenomenon when the existing thick film chip type fixed resistor is subjected to sulfur-resistant operation is solved, the use pressure of the user can be greatly relieved, meanwhile, the whole fixed resistor can be subjected to top heat dissipation through the mutual matching of the heat dissipation cover plate 12 and the heat dissipation through holes 13, and simultaneously, the bottom heat dissipation can be performed through a plurality of heat dissipation fans 3 in the use process of the fixed resistor through the arrangement of the heat dissipation fans 3, therefore, the heat dissipation performance of the whole thick film type fixed resistor can be further improved, the service life of the whole thick film type fixed resistor can be greatly prolonged, and finally, the automatic locking of the heat dissipation cover plate 12 can also be further improved through the mutually-attached clamping groove 28 and the clamping strip 23, so that the use applicability of the whole thick film type fixed resistor can be improved to a certain extent.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. An anti-sulfuration thick film chip type fixed resistor, comprising a ceramic substrate (1), characterized in that: the utility model discloses a glass sealing structure, including ceramic substrate (1), resistive element (4), ceramic substrate (1), resistive element (4), the both sides of resistive element (4) all are provided with face electrode (5), face electrode (5) set up to fixed connection with resistive element (4), the upper end of resistive element (4) is provided with first glass board (6), first glass board (6) set up to trapezoidal platelike, the upper end of first glass board (6) is provided with second glass board (7), second glass board (7) set up to the laminating with first glass board (6), second glass board (7) set up to fixed connection with first glass board (6), the upper end of second glass board (7) is provided with heat dissipation apron (12), heat dissipation apron (12) set up to rectangular plate-like, the both sides of heat dissipation apron (12) all are provided with sealed parting bead (14), sealed parting bead (14) set up to rectangular strip, two sealed parting bead (14) are the symmetry form and arrange, sealed parting bead (14) set up to heat dissipation apron (12) fixed connection.
2. The sulfuration-resistant thick film chip type fixed resistor according to claim 1, wherein: the radiating cover plate is characterized in that a plurality of radiating through holes (13) are formed in the radiating cover plate (12), the radiating through holes (13) are arranged in a circular hole shape, the depth of the radiating through holes (13) is consistent with the thickness of the radiating cover plate (12), a back electrode (11) is arranged at the lower end of the ceramic substrate (1), two back electrodes (11) are arranged, the back electrode (11) is arranged in a rectangular plate shape, and the back electrode (11) is fixedly connected with the ceramic substrate (1).
3. The sulfuration-resistant thick film chip type fixed resistor according to claim 1, wherein: sealing parting bead (14) are including first protection parting bead (15), first protection parting bead (15) set up to the rectangle strip, first protection parting bead (15) are provided with a plurality ofly, be provided with second protection parting bead (16) on first protection parting bead (15), second protection parting bead (16) set up to the rectangle strip, second protection parting bead (16) are provided with a plurality ofly, second protection parting bead (16) are crisscross formula overlap joint fixed with first protection parting bead (15), first protection parting bead (15) all are provided with check separation blade (17) with the connection intersection of second protection parting bead (16), check separation blade (17) set up to the rectangle slice, check separation blade (17) set up to fixed connection with first protection parting bead (15) and second protection parting bead (16) respectively, be provided with solid fixed ring (18) on check separation blade (17), solid fixed ring (18) are provided with a plurality ofly, solid fixed ring (18) set up to the ring, check separation blade (18) set up to the ring with first protection parting bead (15) and second protection parting bead (16) set up to fixed ring (19), filter plate (18) and solid fixed ring (19) are provided with solid fixed ring (18) and fixed ring (19), filter plate (19) quantity.
4. The sulfuration-resistant thick film type fixed resistor of claim 2, wherein: the lower extreme of back electrode (11) is provided with end electrode (10), end electrode (10) are provided with two, end electrode (10) set up to fixed connection with back electrode (11), the outside of end electrode (10) is provided with intermediate electrode (9), intermediate electrode (9) are provided with two, intermediate electrode (9) set up to fixed connection with end electrode (10), the outside of intermediate electrode (9) is provided with external electrode (8), external electrode (8) are provided with two, external electrode (8) set up to fixed connection with intermediate electrode (9).
5. The sulfuration-resistant thick film chip type fixed resistor according to claim 1, wherein: the ceramic substrate is characterized in that a connecting piece (2) is arranged on the lower end face of the ceramic substrate (1), the connecting piece (2) is arranged in a rectangular sheet shape, the connecting piece (2) and the external electrode (8) are fixedly connected, a heat radiating fan (3) is arranged on the connecting piece (2), the heat radiating fan (3) is provided with a plurality of heat radiating fans, and the heat radiating fans (3) are connected with the connecting piece (2) through bolts.
6. The sulfuration-resistant thick film chip type fixed resistor of claim 1, wherein: the front end and the rear end of heat dissipation apron (12) all are provided with side shield (20), side shield (20) set up to rectangular plate shape, side shield (20) set up to fixed connection with heat dissipation apron (12), one side of side shield (20) is provided with turning block (21), turning block (21) set up to rectangular block shape, turning block (21) set up to fixed connection with sealed parting bead (14), the inside of turning block (21) is provided with connecting rod (22), connecting rod (22) set up to round bar shape, connecting rod (22) set up to fixed connection with turning block (21).
7. The sulfuration-resistant thick film chip type fixed resistor of claim 6, wherein: the rotary block (21) is provided with a clamping strip (23), the connecting rod (22) is provided with a fixing plate (24), and the fixing plate (24) is provided with a fixing rod (25).
8. The sulfuration-resistant thick film chip type fixed resistor of claim 7, wherein: a back baffle plate (26) is arranged on the outer side of the fixing rod (25), a clamping groove (28) is formed in the upper end face of the back baffle plate (26), and an adjusting groove (27) is formed in the back baffle plate (26).
9. A method of using an anti-sulfuration thick film chip type fixed resistor, based on any one of claims 1 to 8, comprising the steps of:
the method comprises the following steps: a user can fix the external electrode (8) on the circuit board through welding operation, pull the fixing piece (24) to enable the fixing rod (25) to move inside the adjusting groove (27), so that the clamping strip (23) can be separated from the clamping groove (28), and rotate the heat-radiating cover plate (12) after the completion of separation is confirmed, so that the heat-radiating cover plate (12) after the completion of rotation can be attached to the second glass plate (7);
step two: after the rotation is finished, confirming that the sealing parting strip (14) is positioned between the second glass plate (7) and the external electrode (8), after the sealing is confirmed, realizing the sealing protection of the thick film sheet type fixed resistor through the sealing parting strip (14), simultaneously starting the heat radiation fan (3) according to the heating efficiency of the fixed resistor, and realizing the heat radiation efficiency of the fixed resistor through a plurality of heat radiation fans (3);
step three: after the confirmation operation is completed, the use of the sulfuration-resistant thick film chip type fixed resistor can be realized by passing current through the ceramic substrate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210825397.2A CN115295262B (en) | 2022-07-14 | 2022-07-14 | Anti-vulcanization thick film chip type fixed resistor and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210825397.2A CN115295262B (en) | 2022-07-14 | 2022-07-14 | Anti-vulcanization thick film chip type fixed resistor and use method thereof |
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| Publication Number | Publication Date |
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| CN115295262A true CN115295262A (en) | 2022-11-04 |
| CN115295262B CN115295262B (en) | 2024-06-11 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03256303A (en) * | 1990-03-06 | 1991-11-15 | Matsushita Electric Ind Co Ltd | Manufacture of rectangular chip resistor |
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| RU2731700C1 (en) * | 2019-12-13 | 2020-09-08 | Общество С Ограниченной Ответственностью "Тион Инжиниринг" | Filtration unit and filtration element included therein |
| CN111128499A (en) * | 2019-12-25 | 2020-05-08 | 株洲宏达电通科技有限公司 | Method for manufacturing anti-vulcanization sheet type thick film fixed resistor |
| CN214253995U (en) * | 2020-12-30 | 2021-09-21 | 苏州度飞电气有限公司 | High-protection resistance box structure for resistor |
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| CN216457999U (en) * | 2021-11-10 | 2022-05-10 | 安徽洲翔环保科技有限公司 | Layered spray desulfurization tower |
| CN216849516U (en) * | 2021-12-25 | 2022-06-28 | 南京珀轩电子科技有限公司 | Double-combination cooling mode resistor structure |
| CN114362656A (en) * | 2021-12-27 | 2022-04-15 | 合肥中南光电有限公司 | Waterproof fixing device for high-water-resistance HJT photovoltaic cell |
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|---|---|
| CN115295262B (en) | 2024-06-11 |
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